Demons formerly believed to cause depression and melancholia. The Blues is a shortening of this seventeenth century expression. Can be used in a similar way to 'the Black Dog', as a synonym for depression.

'Are you alright X? You seem a bit down.'
'Just a touch of the blue devils.'

***

'Did you hear? X had to be sectioned - they were self-harming!'
'Yep. Off to the blue-devil factory.'

A dumb ass mascot for Varina High School. If you ever said or showed that you were a true bluedevil go do everyone a favor and kill your self. Cause this justs means you love all them damn redneck looking asswipes in the damn school.

The gayest creature to ever roam the earth. Although they are terrified of unicorns they have developed an ingenious defense mechanism know simply as "the flop". They shit themselves when frightened, which is common. In what is thought to be a disturbing mating ritual, they are often seen slapping the floor. If you are close enough to witness this in person run very fast in the opposite direction.